井

narrow perspective

Tarui accent, used in the Kinki region and parts of Hokuriku

head and shoulders (chartist pattern)

townspeople; the common people

Proverb

a narrow-minded person cannot understand the ways of the world; a frog in the well cannot understand the ocean even if it is explained to it

Mathematics

ceiling function

Proverb

the flame that burns twice as bright burns half as long; the well with sweet water will be the first to run dry

Proverb

to fail to make timely preparations; to not dig a well until one is thirsty

Idiomatic expression

to fail to make timely preparations; to not dig a well until one is thirsty

Architecture

sloping ceiling

Organization name

Museo Marugame Hirai

Organization name

Sakurai Women's Junior College

Organization name

Mitsui Marine and Fire Insurance Company, Limited

Organization name

Mitsui Mining And Smelting Company, Limited

Organization name

Mitsui Trust And Banking Company, Limited

Company name

Mitsui Life Insurance

Company name

Matsui Securities (Japanese online securities firm)

Company name

Ishii Tool & Engineering Corporation

Organization name

Takei Art Museum

Organization name

Fukui National College of Technology

Organization name

Fukui Medical School

Organization name

Industrial Technology Center of Fukui Prefecture

Organization name

Fukui Prefectural Museum of Art

Organization name

Fukui Prefectural Museum of Cultural History